Fastest swim short course relay 4 x 100 metres freestyle (male)
Who
Caeleb Dressel, Blake Pieroni, Michael Chadwick, Ryan Held
What
3:03.03 minute(s):second(s)
Where
China Mainland (Hangzhou)
When

The fastest short course 4 x 100 m freestyle relay by a male swimming team is 3 minutes 3.03 seconds, achieved by the USA (Caeleb Dressel, Blake Pieroni, Michael Chadwick and Ryan Held) at the 14th FINA World Swimming Championships (25 m) in Hanghzou, China, on 11 December 2018.

The USA finished 0.08 seconds ahead of second-place Russia, who also swam faster than the previous world record.